| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [vb pp] [prep] a [noun] | 3790 |
|
| 2 | [been] [vb pp] [prep] [art] [noun pl] | 1641 |
|
| 3 | [be] [vb pp] [prep] a [noun pl] | 281 |
|
| 4 | [been] [verb] [prep] a [noun pl] | 43 |
|
| 5 | [been] [vb pp] [prep] a [noun pl] | 40 |
|
